"Cortisol switch" is when you flip from the cortisol love -- which is where cortisol is helping you be productive, helping you focus, helping you feel on top of the world -- to the cortisol hate. You hit the wall.

I've written before about the "cortisol switch." Now, let's talk about how cortisol, the main stress hormone produced by your adrenal glands in your mid-back, brings you down and ramps up your risk of serious disease -- and more importantly, what you can do about it.